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APPENDIX D — BACNET/MODBUS TRANSLATOR POINTS
LEGEND
ITEM NUMBER CCN POINT NAME CCN POINT DESCRIPTION READ/WRITE
BACnet MS/TP OBJECT AND
INSTANCE
MODBUS
REGISTER
POINT01 CTRL_TYP Local=0 Net.=1 Remote=2 RO AV_000 0x4000
POINT02 CHIL_S_S Net.: Cmd Start/Stop RW BV_000 0x4001
POINT03 CHIL_OCC Net.: Cmd Occupied RW BV_001 0x4002
POINT04 min_left Minutes Left for Start RO AV_001 0x4003
POINT05 SP_SEL Setpoint Select RW AV_002 0x4004
POINT06 SP_OCC Setpoint Occupied? RW BV_002 0x4005
POINT07 CAP_T Percent Total Capacity RO AV_003 0x4006
POINT08 SP Current Setpoint RO AV_004 0x4007
POINT09 CTRL_PNT Control Point RW AV_005 0x4008
POINT10 EMSTOP Emergency Stop RW BV_003 0x4009
POINT11 DEM_LIM Active Demand Limit Val RW AV_006 0x400A
POINT12 min_lim Demand Limit Minimum RO AV_007 0x400B
POINT13 N_STATUS Numerical Unit Status RO AV_008 0x400C
POINT14 COOL_EWT Cooler Entering Fluid RO AV_009 0x400D
POINT15 COOL_LWT Cooler Leaving Fluid RO AV_010 0x400E
POINT16 OAT Outdoor Air Temperature RO AV_011 0x400F
POINT17 SCT_A Saturated Cond Tmp cir A RO AV_012 0x4010
POINT18 SST_A Saturated Suction Temp A RO AV_013 0x4011
POINT19 SLT_A Saturated Liquid Temp A RO AV_014 0x4012
POINT20 SUCT_A Compressor Suction Tmp A RO AV_015 0x4013
POINT21 DGT_A Discharge Gas Temp cir A RO AV_016 0x4014
POINT22 CP_TMP_A Motor Temperature cir A RO AV_017 0x4015
POINT23 ECO_T_A EXV Eco. Tmp cir A RO AV_018 0x4016
POINT24 LIQ_T_A Liquid Temperature A RO AV_019 0x4017
POINT25 SCT_B Saturated Cond Tmp cir B RO AV_020 0x4018
POINT26 SST_B Saturated Suction Temp B RO AV_021 0x4019
POINT27 SLT_B Saturated Liquid Temp B RO AV_022 0x401A
POINT28 SUCT_B Compressor Suction Tmp B RO AV_023 0x401B
POINT29 DGT_B Discharge Gas Temp cir B RO AV_024 0x401C
POINT30 CP_TMP_B Motor Temperature cir B RO AV_025 0x401D
POINT31 ECO_T_B EXV Eco. Tmp cir B RO AV_026 0x401E
POINT32 LIQ_T_B Liquid Temperature B RO AV_027 0x401F
POINT33 SPACETMP Optional Space Temp RO AV_028 0x4020
POINT34 CHWSTEMP CHWS Temperature RO AV_029 0x4021
POINT35 DP_A Discharge Pressure A RO AV_030 0x4022
POINT36 SP_A Main Suction Pressure A RO AV_031 0x4023
POINT37 OP_A Oil Pressure A RO AV_032 0x4024
POINT38 DOP_A Oil Pressure DifferenceA RO AV_033 0x4025
POINT39 ECO_P_A Economizer Pressure A RO AV_034 0x4026
POINT40 LIQ_P_A Liquid Pressure A RO AV_035 0x4027
POINT41 DP_B Discharge Pressure B RO AV_036 0x4028
POINT42 SP_B Main Suction Pressure B RO AV_037 0x4029
POINT43 OP_B Oil Pressure B RO AV_038 0x402A
POINT44 DOP_B Oil Pressure DifferenceB RO AV_039 0x402B
POINT45 ECO_P_B Economizer Pressure B RO AV_040 0x402C
POINT46 LIQ_P_B Liquid Pressure B RO AV_041 0x402D
POINT47 ONOFF_SW Remote On/Off Switch RO BV_004 0x402E
POINT48
SETP_SW Remote Setpoint Switch RO BV_005 0x402F
POINT49 LIM_SW1 Limit Switch 1 RO BV_006 0x4030
POINT50 LIM_SW2 Limit Switch 2 RO BV_007 0x4031
POINT51 OIL_L_A Oil Level Input A RO BV_008 0x4032
POINT52 OIL_L_B Oil Level Input B RO BV_009 0x4033
POINT53 SP_RESET Setpoint Reset Control RO AV_042 0x4034
POINT54 LIM_ANAL 4-20mA Limit signal RO AV_043 0x4035
POINT55 leak_v Leakage Detector 1 val RO AV_044 0x4036
POINT56 leak_2_v Leakage Detector 2 val RO AV_045 0x4037
POINT57 REM_LOCK Customer Interlock RO BV_010 0x4038
POINT58 ICE_SW Ice Done Storage Switch RO BV_011 0x4039
POINT59 OCC_OVSW Occupied Override Switch RO BV_012 0x403A
POINT60 HEATR_SW Cooler Heater Detector RO BV_013 0x403B
Default Setpoint Table
Setpoint 1 csp1 Cooling Setpoint 1 RW AV_045 0x8000
Setpoint 2 csp2 Cooling Setpoint 2 RW AV_046 0x8001
Setpoint 3 ice_sp Cooling Ice Setpoint RW AV_047 0x8002
Setpoint 4 cramp_sp Cooling Ramp Loading RW AV_048 0x8003
Setpoint 5 lim_sp1 Switch Limit Setpoint 1 RW AV_049 0x8004
Setpoint 6 lim_sp2 Switch Limit Setpoint 2 RW AV_050 0x8005
Setpoint 7 lim_sp3 Switch Limit Setpoint 3 RW AV_051 0x8006
Setpoint 8
Setpoint 9
Setpoint 10
Default Time Schedule Table
Time Schedule 1 OCC1P01S RW TS_000 0x9000
Time Schedule 2 OCC2P02S RW TS_001 0x9100
Time Schedule 3
AV — Analog Value
BV — Binary Value
RO — Read Only
RW — Read Write
TS — Time Schedule
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